Bradford B. Worrall, UVA Health (IMAGE) University of Virginia Health System Caption "Given the undue burden that people of African ancestry endure from stroke and other cerebrovascular disease, the lack of investigation of risk factors in this group has been a substantial gap," said researcher Bradford B. Worrall, MD, a neurologist at UVA Health. Credit UVA Health Usage Restrictions May be used to accompany news coverage of the stroke gene study. All other uses require express written permission from UVA Health. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.